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3 Contract API jobs in Chesterfield + 20 miles
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Contract: Until end of 2025, rolling extensions - Inside IR35 - Were partnering with a leading financial services client in Sheffield who are seeking a Skilled Python Developer to join their team. Youll be instrumental in building scalable automation solutions to streamline and optimise database operations. This is a hybrid role (3 days per week in Sheffield), offering an initial contract until the end of the year with strong potential for rolling extensions. * Design, develop, and maintain automation solutions for database operations and rollouts * Build and integrate APIs for database management and automation workflows * Troubleshoot automation issues across scripting, APIs, and containerised environments * Proven experience in Python development & FastAPI * Strong knowledge of PostgreSQL database administration * Excellent problem-solving, debugging, and analytica
Contract: Until end of 2025, rolling extensions - Inside IR35 - Were partnering with a leading financial services client in Sheffield who are seeking a Skilled Python Developer to join their team. Youll be instrumental in building scalable automation solutions to streamline and optimise database operations. This is a hybrid role (3 days per week in Sheffield), offering an initial contract until the end of the year with strong potential for rolling extensions. * Design, develop, and maintain automation solutions for database operations and rollouts * Build and integrate APIs for database management and automation workflows * Troubleshoot automation issues across scripting, APIs, and containerised environments * Proven experience in Python development & FastAPI * Strong knowledge of PostgreSQL database administration * Excellent problem-solving, debugging, and analytica
United Kingdom * 5761 * Employee Regular Full Time - Job Description Overview - Are you ready for whats next, now? About the Role - The successful candidate will play a key role in the design, development, and maintenance of our ERP software systems, working with technologies including VB.Net, C#, SQL, Python, PHP and Java, and bringing valuable experience with software models, system architecture, and infrastructure. Experience with full stack development will be considered a significant advantage. Key Responsibilities * Design, develop, and maintain new modules and applications using languages such as VB.Net, C#, SQL, Python, PHP and Java. * Design, code, test, and deploy new features or enhancements to existing modules for Windows-based platforms. * Build and refine user interfaces using frameworks such as WinForms, focusing on usability and consistency.
United Kingdom * 5761 * Employee Regular Full Time - Job Description Overview - Are you ready for whats next, now? About the Role - The successful candidate will play a key role in the design, development, and maintenance of our ERP software systems, working with technologies including VB.Net, C#, SQL, Python, PHP and Java, and bringing valuable experience with software models, system architecture, and infrastructure. Experience with full stack development will be considered a significant advantage. Key Responsibilities * Design, develop, and maintain new modules and applications using languages such as VB.Net, C#, SQL, Python, PHP and Java. * Design, code, test, and deploy new features or enhancements to existing modules for Windows-based platforms. * Build and refine user interfaces using frameworks such as WinForms, focusing on usability and consistency.
Design develop and maintain highly available secure and performant backend REST API services along with frontend client using Python GoLang Docker and CloudNative services * oBuilding RESTful API Services
Design develop and maintain highly available secure and performant backend REST API services along with frontend client using Python GoLang Docker and CloudNative services * oBuilding RESTful API Services
114 exact matches jobs are outside your preferred location
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Expertise in REST and SOAP API integration
Expertise in REST and SOAP API integration
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Experience of building useful, robust automated test suite to support a continuous deployment environment, implementing API's for internal and external use.
Experience of building useful, robust automated test suite to support a continuous deployment environment, implementing API's for internal and external use.
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API development and integration
API development and integration
FEATURED
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Are you excited about Golang, Jenkins, Dockers, Kubernetes, architecture, test driven development, API's and everything open source?
Are you excited about Golang, Jenkins, Dockers, Kubernetes, architecture, test driven development, API's and everything open source?
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Contract Backend Engineer
Contract Backend Engineer
BIOMETRIC TALENT
M3, Manchester
£400 per day £400 per day Outside IR35 - Fully Remote role
API Development: Develop and optimize APIs and tools to ensure seamless interaction between our platform and customer systems. * Proficiency in unit, integration, and API testing using Jest. * AWS Services: Lambda, SQS, S3, Cognito, EventBridge, CloudFormation, Fargate, SES, CodeBuild, CodePipeline, CloudFront, API Gateway, and more.
API Development: Develop and optimize APIs and tools to ensure seamless interaction between our platform and customer systems. * Proficiency in unit, integration, and API testing using Jest. * AWS Services: Lambda, SQS, S3, Cognito, EventBridge, CloudFormation, Fargate, SES, CodeBuild, CodePipeline, CloudFront, API Gateway, and more.
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Contribute to cloud-based development (Microsoft Azure), REST API integrations, and DevOps-driven orchestration of engineering tools.
Contribute to cloud-based development (Microsoft Azure), REST API integrations, and DevOps-driven orchestration of engineering tools.
NEWPREMIUM
Contribute to cloud-based development (Microsoft Azure), REST API integrations, and DevOps-driven orchestration of engineering tools.
Contribute to cloud-based development (Microsoft Azure), REST API integrations, and DevOps-driven orchestration of engineering tools.
NEWPREMIUM
Were looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability to pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following * Java 21 (or later) * Test Driven Development (TDD) and Behaviour Driven Development (BDD) * Large microservice architectures * Agile environments and pair programming * Implementing APIs for internal and external use * Building automated test suites in CI/CD environments * Unix/Linux operating systems * Communicating technical concepts to non-technical audiences * Jackson, JAX-RS, Mockito * ActiveMQ or Kafka
Were looking for a Senior Java Developer for our public sector client based in Leeds on an initial 12-month contract paying up to £700 per day Inside IR35. This role allows hybrid working with an expectation to attend the office 3 days per week. You will need to either hold current BPSS clearance or have the ability to pass it, and be eligible for SC clearance. The successful Senior Java Developer will possess proven skills working with the following * Java 21 (or later) * Test Driven Development (TDD) and Behaviour Driven Development (BDD) * Large microservice architectures * Agile environments and pair programming * Implementing APIs for internal and external use * Building automated test suites in CI/CD environments * Unix/Linux operating systems * Communicating technical concepts to non-technical audiences * Jackson, JAX-RS, Mockito * ActiveMQ or Kafka
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Reimagine the Role of AI in Human Travel - At Travel Counsellors, were not just adopting AI - were building a future where it enhances every human interaction. With 30+ years of history and 2,200+ independent travel entrepreneurs worldwide, weve always believed in the power of personal service. Now, were using AI to scale care, creativity, and connection like never before. Our next-generation travel platform is being transformed by intelligent features, with TC Co-Pilot at the heart of it. As AI Product Owner, youll lead the charge in embedding smart systems across our business, from hyper-personalised experiences to operational excellence. If youre excited by the idea of combining cutting-edge AI with the depth of human empathy, this is your moment. *Please note - this is a 12-month fixed-term contract - About the Role - Your Mission - Take the reins of AI product in
Reimagine the Role of AI in Human Travel - At Travel Counsellors, were not just adopting AI - were building a future where it enhances every human interaction. With 30+ years of history and 2,200+ independent travel entrepreneurs worldwide, weve always believed in the power of personal service. Now, were using AI to scale care, creativity, and connection like never before. Our next-generation travel platform is being transformed by intelligent features, with TC Co-Pilot at the heart of it. As AI Product Owner, youll lead the charge in embedding smart systems across our business, from hyper-personalised experiences to operational excellence. If youre excited by the idea of combining cutting-edge AI with the depth of human empathy, this is your moment. *Please note - this is a 12-month fixed-term contract - About the Role - Your Mission - Take the reins of AI product in
NEWFEATURED
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Were seeking a proactive Python Developer with hands-on experience in Microsoft Azure to design, build, and deploy scalable cloud-native applications. Youll work closely with cross-functional teams to deliver robust, high-performance solutions aligned with strategic goals. Vital Skills * 5+ Years Python development * Hands-on Azure environment experience - Key Responsibilities * Develop and maintain Python applications using frameworks like FastAPI, Flask, or Django * Build Azure-native solutions (Functions, App Services, Storage, DevOps) * Manage CI/CD pipelines and optimize cloud performance * Collaborate with DevOps, data engineers, and architects for seamless integration * Ensure code quality, reliability, and maintainability * Monitor production systems and contribute to continuous improvement - Skills & Experience * Proficient in Python and Azure services
Were seeking a proactive Python Developer with hands-on experience in Microsoft Azure to design, build, and deploy scalable cloud-native applications. Youll work closely with cross-functional teams to deliver robust, high-performance solutions aligned with strategic goals. Vital Skills * 5+ Years Python development * Hands-on Azure environment experience - Key Responsibilities * Develop and maintain Python applications using frameworks like FastAPI, Flask, or Django * Build Azure-native solutions (Functions, App Services, Storage, DevOps) * Manage CI/CD pipelines and optimize cloud performance * Collaborate with DevOps, data engineers, and architects for seamless integration * Ensure code quality, reliability, and maintainability * Monitor production systems and contribute to continuous improvement - Skills & Experience * Proficient in Python and Azure services
NEWPREMIUM
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Salesforce Administrator / Developer – Outside IR35 | On-site 5 days
Salesforce Administrator / Developer – Outside IR35 | On-site 5 days
Boost Talent Ltd
BD1, Bradford
From £300 to £350 per day
Contract Opportunity: Salesforce Administrator / Developer Outside IR35 | On-site 5 days per week - An established business is seeking an experienced Salesforce Administrator/Developer for the next phase of its Salesforce journey. The first part of the platform has been built the focus now is working directly with one of the business owners to integrate Salesforce across additional areas of the organisation and take the system to the next level, ensuring maximum value is delivered. * Enhance and expand existing Salesforce functionality. * Design, build, and optimise solutions using Apex, Visualforce, Lightning Components, and Flows. * Integrate Salesforce with third-party applications and internal systems (REST/SOAP APIs, middleware). * Maintain and improve workflows, processes, and data integrity. * Ensure security and compliance best practices are applied.
Contract Opportunity: Salesforce Administrator / Developer Outside IR35 | On-site 5 days per week - An established business is seeking an experienced Salesforce Administrator/Developer for the next phase of its Salesforce journey. The first part of the platform has been built the focus now is working directly with one of the business owners to integrate Salesforce across additional areas of the organisation and take the system to the next level, ensuring maximum value is delivered. * Enhance and expand existing Salesforce functionality. * Design, build, and optimise solutions using Apex, Visualforce, Lightning Components, and Flows. * Integrate Salesforce with third-party applications and internal systems (REST/SOAP APIs, middleware). * Maintain and improve workflows, processes, and data integrity. * Ensure security and compliance best practices are applied.
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Python and/or JavaScript/TypeScript experience, strong AWS skills, Kubernetes, CI/CD, and experience with data platforms, high-volume processing, API development, and Terraform.
Python and/or JavaScript/TypeScript experience, strong AWS skills, Kubernetes, CI/CD, and experience with data platforms, high-volume processing, API development, and Terraform.
Junior ServiceNow Developer - Manchester Leeds or Newcastle
Junior ServiceNow Developer - Manchester Leeds or Newcastle
FDM GROUP LIMITED
Leeds, West Yorkshire
Competitive
Proficiency in JavaScript and the Glide API, with hands-on experience using ServiceNow Studio and development tools
Proficiency in JavaScript and the Glide API, with hands-on experience using ServiceNow Studio and development tools
Experience with API Gateways (e.g. GCP). * Knowledge of security best practices in API development (e.g., SAML, OAuth, JWT).
Experience with API Gateways (e.g. GCP). * Knowledge of security best practices in API development (e.g., SAML, OAuth, JWT).
We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses. Your team will be expected to build and own a brand-new mobile app and web over a common trading API. In this role, you will work in an Agile fashion to deliver and own a new App or Web customer journey with a shared, headless API model back-end.
We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses. Your team will be expected to build and own a brand-new mobile app and web over a common trading API. In this role, you will work in an Agile fashion to deliver and own a new App or Web customer journey with a shared, headless API model back-end.
Experienced Test Engineer in a delivery-focused environment, API and/or UI level test automation expertise including designing, building and maintaining automation frameworks.
Experienced Test Engineer in a delivery-focused environment, API and/or UI level test automation expertise including designing, building and maintaining automation frameworks.
Plan, design, and execute thorough manual test cases across web, API, and microservice components. * Hands-on experience with API testing tools (e.g., Postman).
Plan, design, and execute thorough manual test cases across web, API, and microservice components. * Hands-on experience with API testing tools (e.g., Postman).
We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses.
We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses.
Experience with Microsoft Graph API and REST APIs for M365 services.
Experience with Microsoft Graph API and REST APIs for M365 services.
Who are we? At Embeddable, you can expect a very fast pace, ambitious goals and career-defining work. This is not your regular office job - we're looking for people who will live this product and give their best every day. This is just your default, without needing to be pushed. We launched in December 2023 and are already taking the developer world by storm! Like how Stripe enables developers to add payments to their platform and Unity enables you to build world-class games, Embeddable is the end-to-end developer platform for building seamless, lightning-fast customer-facing analytics directly into your product. As a developer, adding a couple of charts to your online platform is easy. Scaling analytics to tens of thousands of end-users, who all have differing data needs and data questions, is a hard problem.
Who are we? At Embeddable, you can expect a very fast pace, ambitious goals and career-defining work. This is not your regular office job - we're looking for people who will live this product and give their best every day. This is just your default, without needing to be pushed. We launched in December 2023 and are already taking the developer world by storm! Like how Stripe enables developers to add payments to their platform and Unity enables you to build world-class games, Embeddable is the end-to-end developer platform for building seamless, lightning-fast customer-facing analytics directly into your product. As a developer, adding a couple of charts to your online platform is easy. Scaling analytics to tens of thousands of end-users, who all have differing data needs and data questions, is a hard problem.
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Commify is on a mission to revolutionise business communications, and we are looking for an experienced Senior Software Engineer to join our passionate team. In this role, you will lead the development and enhancement of our cutting-edge messaging platform, ensuring it meets the evolving needs of businesses around the world. Your expertise will help shape our product vision, drive innovation, and create exceptional user experiences. As a Senior Software Engineer, you will collaborate closely with product managers, designers, and fellow engineers to deliver high-quality software solutions. We value creativity, critical thinking, and a proactive approach to problem-solving. If you have a strong technical background and want to work in a fast-paced environment, Commify is the perfect place for you. Requirements
Commify is on a mission to revolutionise business communications, and we are looking for an experienced Senior Software Engineer to join our passionate team. In this role, you will lead the development and enhancement of our cutting-edge messaging platform, ensuring it meets the evolving needs of businesses around the world. Your expertise will help shape our product vision, drive innovation, and create exceptional user experiences. As a Senior Software Engineer, you will collaborate closely with product managers, designers, and fellow engineers to deliver high-quality software solutions. We value creativity, critical thinking, and a proactive approach to problem-solving. If you have a strong technical background and want to work in a fast-paced environment, Commify is the perfect place for you. Requirements
Overview of the role - Were looking for an experienced Product Manager to lead our App and Website portfolio within the Digital Product team. These platforms are the core of our patient and customer experience, spanning NHS prescriptions, private clinics, and eCommerce across multiple brands. Today, they run on a mix of Magento, BigCommerce, and React Native and youll help shape their evolution into a unified, composable healthcare ecosystem. This role sits at the heart of our transformation: guiding outsourced development squads, ensuring work aligns with business priorities, and championing patient-centred digital journeys. Alongside direct ownership of the app and website roadmap, youll also provide oversight of a second agency squad flagging risks, ensuring build approaches are sound, and keeping delivery aligned with the broader product strategy.
Overview of the role - Were looking for an experienced Product Manager to lead our App and Website portfolio within the Digital Product team. These platforms are the core of our patient and customer experience, spanning NHS prescriptions, private clinics, and eCommerce across multiple brands. Today, they run on a mix of Magento, BigCommerce, and React Native and youll help shape their evolution into a unified, composable healthcare ecosystem. This role sits at the heart of our transformation: guiding outsourced development squads, ensuring work aligns with business priorities, and championing patient-centred digital journeys. Alongside direct ownership of the app and website roadmap, youll also provide oversight of a second agency squad flagging risks, ensuring build approaches are sound, and keeping delivery aligned with the broader product strategy.